/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
'use strict'

// Comment service
angular.module('flowableApp').service('CommentService', [
  '$http',
  '$q',
  function($http, $q) {
    /*
     * Get all comments on a task
     */
    this.getTaskComments = function(taskId) {
      var deferred = $q.defer()

      $http({
        method: 'GET',
        url: FLOWABLE.CONFIG.contextRoot + '/app/rest/tasks/' + taskId + '/comments',
        params: { latestFirst: true }
      })
        .success(function(response, status, headers, config) {
          deferred.resolve(response)
        })
        .error(function(response, status, headers, config) {
          deferred.reject(response)
        })

      return deferred.promise
    }

    /*
     * Create a new comment on a task
     */
    this.createTaskComment = function(taskId, message) {
      var deferred = $q.defer()

      var data = { message: message }
      $http({
        method: 'POST',
        url: FLOWABLE.CONFIG.contextRoot + '/app/rest/tasks/' + taskId + '/comments',
        data: data
      })
        .success(function(response, status, headers, config) {
          deferred.resolve(response)
        })
        .error(function(response, status, headers, config) {
          deferred.reject(response)
        })

      var promise = deferred.promise
      return promise
    }

    /*
     * Get all comments on a process instance
     */
    this.getProcessInstanceComments = function(processInstanceId) {
      var deferred = $q.defer()

      $http({
        method: 'GET',
        url: FLOWABLE.CONFIG.contextRoot + '/app/rest/process-instances/' + processInstanceId + '/comments',
        params: { latestFirst: true }
      })
        .success(function(response, status, headers, config) {
          deferred.resolve(response)
        })
        .error(function(response, status, headers, config) {
          deferred.reject(response)
        })

      return deferred.promise
    }

    /*
     * Create a new comment on a process instance
     */
    this.createProcessInstanceComment = function(processInstanceId, message) {
      var deferred = $q.defer()

      var data = { message: message }
      $http({
        method: 'POST',
        url: FLOWABLE.CONFIG.contextRoot + '/app/rest/process-instances/' + processInstanceId + '/comments',
        data: data
      })
        .success(function(response, status, headers, config) {
          deferred.resolve(response)
        })
        .error(function(response, status, headers, config) {
          deferred.reject(response)
        })

      var promise = deferred.promise
      return promise
    }
  }
])
